5-Fluoro-4-hydroxyquinazoline CAS 436-72-6
| CAS No. | 436-72-6 |
| Molecular Formula | C8H5FN2O |
| Molecular Weight | 164.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Fluoro-4-hydroxyquinazoline (CAS 436-72-6), a certified reference material (molecular formula C8H5FN2O, MW 164.14 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H5FN2O, 5-Fluoro-4-hydroxyquinazoline contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 164.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-Fluoro-4-hydroxyquinazoline under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H5FN2O |
| Molecular Weight | 164.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fluoro Standards
- 5-fluoro-1H-indazole-7-carbaldehyde (CAS 1100214-39-8)
- 7-Fluoro-1H-indazole-4-carbaldehyde (CAS 1186334-92-8)
- 6-Fluoro-1H-pyrrolo[2,3-b]pyridine-4-carbaldehyde (CAS 1190310-04-3)
- 6-Fluoro-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde (CAS 1190314-77-2)
- 7-Fluoro-1H-pyrrolo[3,2-c]pyridine-3-carbaldehyde (CAS 1190315-32-2)
- 6-Fluoro-1h-pyrrolo[3,2-b]pyridine-3-carbaldehyde (CAS 1190316-09-6)
- 4-Fluoro-1H-pyrrolo[2,3-c]pyridine-3-carbaldehyde (CAS 1190320-43-4)
- 7-Fluoro-1H-pyrrolo[2,3-c]pyridine-3-carbaldehyde (CAS 1190321-14-2)
Recommended Standards
- 5-Fluoro-1H-pyrrolo[2,3-c]pyridine-2-carbaldehyde (CAS 2169453-85-2)
- 5-Fluorobenzimidazole-2-carbaldehyde (CAS 885280-34-2)
- 5-Cyano-2-fluorobenzamide (CAS 916213-61-1)
- 5-Fluoroindazole-3-carbaldehyde (CAS 485841-48-3)
- 1-(Bromomethyl)-2-methoxy-3-methylbenzene (CAS 122950-66-7)
- 2-[4-(Ethoxycarbonyl)-3-fluorophenyl]phenol (CAS 1261975-80-7)
- (R)-2-(3,4-dichlorophenyl)-2-(methylamino)ethan-1-ol (CAS 1335596-00-3)
- 2-Bromo-3-butoxy-4-fluoro-1-methylbenzene (CAS 2379321-42-1)
- Octanoic acid, 8-[[(1,1-dimethylethoxy)carbonyl]amino]-, 2,5-dioxo-1-pyrrolidinyl ester (CAS 149414-80-2)
- 2,5-Dimethylthiazole-4-carboxylic Acid (CAS 113366-73-7)
- 1,1-Difluorospiro[2.3]Hexan-5-one (CAS 2306275-03-4)
- Rel-(1R,2R,4S)-N-propylbicyclo[2.2.1]heptan-2-amine (CAS 190141-58-3)
- H-L-Phe-L-Phe-D-Leu-L-Lys-γ-Pip-OH (CAS CATO-CPTD788747)
- Insulin Degludec Impurity 25 (CAS CATO-C4X-215725)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com